Washington to Bangkok flights
Washington Dulles International (IAD), United States → Suvarnabhumi (BKK), Thailand
Set a price watch there and get an email or notification when the fare drops.
Cheapest dates in the next few weeks
| Wed 9 Dec | $791 |
| Mon 14 Dec | $808 |
| Tue 5 Jan | $813 |
| Wed 6 Jan | $823 |
| Sat 2 Jan | $826 |
One-way economy, estimated by Flight Wiki's fare model; typical day about $1,093. Prices change often, so check live prices before booking.
Questions
How long is the flight from Washington to Bangkok?
About 17h 40m nonstop. The distance is 14,158 km (8,798 miles). Flights with a stop take longer.
How much is a flight from Washington to Bangkok?
One-way economy fares are estimated between $791 and $1,509 over the coming weeks, about $1,093 on a typical day. Check live prices before you book.
What is the cheapest day to fly from Washington to Bangkok?
In our estimates Wednesday is usually the cheapest day. The cheapest dates right now are Wed 9 Dec, Mon 14 Dec, Tue 5 Jan.
Related routes
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